CStone Pharmaceuticals — Capital/Financing Update 2023

Jan 19, 2023

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.

==> picture [59 x 62] intentionally omitted <==

兗礦能源集團股份有限公司

YANKUANG ENERGY GROUP COMPANY LIMITED[*]

(A joint stock limited company incorporated in the People’s Republic of China with limited liability) (Stock Code: 01171)

ANNOUNCEMENT ON THE UNAUDITED MAJOR OPERATIONAL DATA FOR THE FOURTH QUARTER OF 2022

This is a voluntary announcement made by Yankuang Energy Group Company Limited[ ] (the “ Company* ”).

According to the internal statistics compilation of the Company, the major operational data (unaudited) of the coal business and the coal chemicals business of the Company and its subsidiaries (the “ Group ”) for the fourth quarter of 2022 is set out in the table below:

Unit: Ten kiloton

	For the fourth quarter of	For the fourth quarter of	For the fourth quarter of	For the first quarter to the fourth quarter of	For the first quarter to the fourth quarter of	For the first quarter to the fourth quarter of
	2022	2021	Increase / decrease (%)	2022	2021	Increase / decrease (%)
I. Coal Business
(i) Production volume of saleable coal	2,296	2,725	-15.74	9,953	10,503	-5.23
(ii)Sales volume of saleable coal	2,606	2,845	-8.41	10,469	10,564	-0.90
_Among which:_sales volume of self-produced coal	2,197	2,478	-11.34	9,126	9,383	-2.74
II. Coal Chemicals Business
1. Methanol(2)
(i)Production volume	95.5	56.3	69.64	337.9	250.3	35.01
(ii)Sales volume	92.7	49.5	87.48	338.3	234.0	44.61
2. Glycol
(i)Production volume	7.1	9.0	-21.94	31.1	29.2	6.51
(ii)Sales volume	6.8	7.7	-12.38	32.1	29.5	8.64
3. Acetic acid
(i)Production volume	28.6	27.8	2.96	103.6	109.2	-5.12
(ii)Sales volume	18.8	19.3	-2.81	71.2	75.7	-6.02
4. Ethyl acetate
(i)Production volume	10.4	10.2	2.00	36.8	40.1	-8.29

1

	For the fourth quarter of	For the fourth quarter of	For the fourth quarter of	For the first quarter to the fourth quarter of	For the first quarter to the fourth quarter of	For the first quarter to the fourth quarter of
	2022	2021	Increase / decrease (%)	2022	2021	Increase / decrease (%)
(ii)Sales volume	10.0	10.4	-3.62	36.4	40.2	-9.62
5. Caprolactam(3)
(i)Production volume	7.3	-	-	27.3	-	-
(ii)Sales volume	7.3	-	-	27.3	-	-
6. Polyformaldehyde
(i)Production volume	1.8	2.0	-11.58	7.4	7.1	3.54
(ii)Sales volume	2.1	2.0	3.83	7.4	7.3	1.10
7. Crude liquid wax(4)
(i)Production volume	-	11.3	-100	24.2	44.8	-46.03
(ii)Sales volume	-	12.2	-100	25.2	44.5	-43.36
8. Stabilized light hydrocarbons
(i)Production volume	-	6.8	-100	14.1	23.3	-39.34
(ii)Sales volume	-	6.8	-100	14.5	23.3	-37.65
9. Diesel
(i)Production volume	11.8	-	-	15.8	-	-
(ii)Sales volume	11.6	-	-	15.1	-	-
10. Naphtha
(i)Production volume	6.5	-	-	8.4	-	-
(ii)Sales volume	6.6	-	-	8.1	-	-

Notes:

1. The production / sales volume set out in the table above were rounded, but the increase or decrease is calculated according to the original data before rounding.

2. The methanol plant of Yanzhou Coal Yulin Neng Hua Co., Ltd.'s Coal Chemical Phase II Project was officially put into production at the beginning of 2022, which caused a year-on-year increase of the production and sales of methanol.

3. The caprolactam project Yankuang Lunan Chemicals Co., Ltd. was formally put into production at the beginning of 2022, which caused a year-on-year increase of caprolactam production.

4. In order to maximize benefits, Shaanxi Future Energy Chemicals Company Limited optimized the production process and has no longer produced crude liquid wax and stabilized light hydrocarbons from the end of the third quarter of 2022, but instead produce diesel, naphtha and other chemical products.

As the operational data is influenced by various factors (including but not limited to the adjustment of the macroeconomic policy of the state, changes in domestic and overseas market conditions, seasonality, bad weather and disasters, equipment maintenance and safety inspection), the operational data for each quarter may differ substantially. The operational data may be different from those disclosed in periodical reports. The operational data disclosed in periodical reports shall prevail if there is any discrepancy. Investors should be aware of the investment risks associated therewith.

By order of the Board Yankuang Energy Group Company Limited * Chairman of the Board

Li Wei

2

Zoucheng, Shandong Province, the PRC 19 January 2023

As at the date of this announcement, the Directors of the Company are Mr. Li Wei, Mr. Liu Jian, Mr. Xiao Yaomeng, Mr. Zhu Qingrui, Mr. Zhao Qingchun and Mr. Huang Xiaolong, and the independent non-executive Directors of the Company are Mr. Tian Hui, Mr. Zhu Limin, Mr. Cai Chang, and Mr. Poon Chiu Kwok.

* For identification purpose only

3